backstroke的反义词有：crawl。n.backstroke的反义词（仰泳）：crawl。...

Light colours provide an effective backdrop for pictures or a mirror.浅色是挂放图画或镜子很有效果的衬托。The mountains provided a dramatic backdrop for our picnic.群山如画，给我们的野餐平添景色。The large bay has a superb backdrop of mountains.大海湾背靠着庄严的山...

n.反复焙炼，反复熔炼（法），回熔...

Mr. Lee was once active in the church, but he has backslidden.李先生一度在教会中很活跃, 但是他已故态复萌....

backstreet的音标：backstreet的英式发音音标为：['bækstri:t]backstreet的美式发音音标为：[]...

Various backwoodsmen and farmers and jurors actually sniffed and sneered.许多林区居民、农民、陪审员简直在嗤笑、冷笑了....

backbreak的音标：backbreak的英式发音音标为：['bækbreɪk]backbreak的美式发音音标为：['bækbreɪk]...

fullback的音标：fullback的英式发音音标为：['fʊlbæk]fullback的美式发音音标为：['fʊlˌbæk]...

n.（美式足球）（指挥进攻的）四分卫，枢纽前卫vi.（美式足球）打四分卫，担任枢纽前卫vt.指挥，组织...

backrooms的音标：...

barback的音标：barback的英式发音音标为：['bɑ:bæk]barback的美式发音音标为：['bɑbæk]...

choke back的音标：choke back的英式发音音标为：[tʃəuk bæk]choke back的美式发音音标为：[tʃok bæk]...

backroll的音标：backroll的英式发音音标为：['bækrəʊl]backroll的美式发音音标为：['bækroʊl]...

追溯到…， 从…开始...

背部通气...

backwater的复数形式为：backwaters...

adv.后台，秘密地，背地里，在幕后...

Large cysts can cause Backaches and a dragging sensation.体积较大的囊肿可引起背痛及牵扯感.Worry can bring a lot of diseasessuch as tension headaches and backaches.忧虑能产生很多疾病,如神经紧张性头痛、腰酸背痛等.In August 1982, Julian started complaining of ba...

回喊，叫（某人）回来[去]，回电话，记起（某事）...

n.内地（指澳大利亚等偏僻而人口稀少的地方）adj.内地的adv.在内地...

backtracking的音标：backtracking的英式发音音标为：['bæktrækɪŋ]backtracking的美式发音音标为：['bæktrækɪŋ]...

n.后院...

go back的音标：go back的英式发音音标为：[ɡəu bæk]go back的美式发音音标为：[ɡo bæk]...

n.棍棒挥出前的准备姿态，回复（立场等），回摆，反冲...

vt.回填（挖掘的洞穴）...

v.回填（挖掘的洞穴）( backfill的过去式和过去分词 )...

The community's links with Syria date back to biblical times.这个团体与叙利亚的关系可以追溯到《圣经》时代。The oldest deposits in the cave date back to 120,000 years ago.这个山洞最早有人居住的日期大概是12万年前.The history of hockey can date back to thousan...

backslappes的音标：...

dieback的音标：dieback的英式发音音标为：[da'ɪi:bæk]dieback的美式发音音标为：[da'ɪibæk]...

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